Gwent's Police and Crime Commissioner and Gwent Police's former chief constable will appear before the Home Affairs Select Committee in London later.
Both parties will give their side of events that led to Mrs Napier's departure at the meeting in Westminister this afternoon.
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The decision by Scottish people to remain with the United Kingdom has started a process of change which is still likely to happen quickly.
Friday is shaping up to be a lovely day in the north, but it's not looking quite so summery in the south!
The Met Office has issued a yellow warning to be aware of heavy rain overnight